Marathon2 h 6 minEntertainment, as YouTube files it

Earth's Alien Origins *Marathon* | Ancient Aliens

Free with YouTube's ads, posted by HISTORY (A&E Television Networks, LLC)

Beside Ancient

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About this compilation

From early human species and mysterious archaeological discoveries to strange sea creatures, explore theories of extraterrestrial life on Earth in this Ancient Aliens marathon.

#AncientAliens

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Posted by
HISTORY, the YouTube channel of A&E Television Networks, LLC, on 2026-10-23
Rights holder
A&E Television Networks, LLC, whose own site links this channel (checked 2026-10-31)
Length
2 h 6 min
Where it plays
Only in United States, as its rights holder set it on YouTube
Made for kids
No, as YouTube designates it
Language
English, as YouTube records it
What it is
Marathon, as its rights holder calls it: not an episode
Who can watch here
Adult profiles and older: no rating is recorded on YouTube, so adults only. How these videos are chosen

The title, description, picture, length, category, ratings, broadcast times, where it plays and whether it is made for kids come from YouTube. The rights holder named, how it was checked, what it is by its own title or playlist, and which profiles see it are this site's own.